Sep 7, 2011 During the formation of the Earth, molten iron sank to its centre to The full load of meteorite gold was thus added to the mantle alone .. How, rubberman, do you presume any other alternatives based on the article content?

Sep 9, 2011 During the formation of Earth, molten iron sank to its centre to make the core. This took with it the vast majority of the planets precious metals -- such as gold and platinum. Note: Content may be edited for style and length.

Aug 8, 2011 Other than the human tendency for imitating magpies, gold really isnt all that special. Gold is rare in the Earths crust, but several elements are even rarer credit: USGS. Platinum Pt: Most familiar for its Related Content.

Oct 18, 2016 Theres gold, platinum and other valuable materials in every phone – the Smartphones also contain a range of rare earth elements Whats more, the concentration of some of these elements, such as gold and silver in a